Name a city in Africa which stands on the greenwich meridian?

The city in Africa that stands on the Greenwich Meridian is Accra, the capital of Ghana. The Greenwich Meridian is an imaginary line that represents 0 degrees longitude and divides the Earth into Eastern and Western Hemispheres. Accra is located at approximately 0.2 degrees west longitude, making it one of the few cities in the world situated directly on this important line of longitude.